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-- Emerald ash borer (EAB) is a non-native insect pest that infests and kills all species of ash trees in North America.

The Emerald ash borer (EAB) is a non-native insect pest that infests and kills all species of ash trees in North America. It was first discovered in southeastern Michigan in 2002 and EAB has since been found in 27 additional states and 2 Canadian providences. The EAB has killed tens of millions of ash trees in Michigan alone, as well as hundreds of millions of additional trees in the other infested states and providences.